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Fair Value Measurements (Tables)
9 Months Ended
Sep. 30, 2020
Fair Value Measurements [Abstract]  
Schedule Of The Carrying Amount And Estimated Fair Value Of The Company's Financial Instruments That Are Recorded At Fair Value On A Recurring Basis

Estimated Fair Value Measurements

(In millions)

Statement of Financial
Position Location

Carrying
Value

Quoted
Prices
In Active
Markets
(Level 1)

Significant
Other
Observable
Inputs
(Level 2)

Significant
Unobservable
Inputs
(Level 3)

As of September 30, 2020:

Financial Liabilities:

Interest rate swap contract

Other accrued liabilities

$

10 

$

$

10 

$

Other long-term obligations

36 

36 

Total financial liabilities

 

$

47 

$

$

47 

$

As of December 31, 2019:

Financial Assets:

Investments in marketable securities

Marketable securities

$

7 

$

7 

$

$

Total financial assets

$

7 

$

7 

$

$

Financial Liabilities:

Interest rate swap contract

Other accrued liabilities

$

5 

$

$

5 

$

Other long-term obligations

22 

22 

Total financial liabilities

 

$

27 

$

$

27 

$